Revision 6:cfe7ec4f2b59, committed 2021-07-28

Comitter:

okano

Date:

Wed Jul 28 20:20:15 2021 +0000

Parent:

5:436b2c7854e8

Child:

7:9fee975998c1

Commit message:

(1) comment corrected, (2) "read version" function added

Changed in this revision

--- a/SC18IS606.cpp	Wed Jul 28 01:26:27 2021 +0000
+++ b/SC18IS606.cpp	Wed Jul 28 20:20:15 2021 +0000
@@ -92,3 +92,23 @@
 
     return err;
 }
+
+char* SC18IS606::read_version( void )
+{
+    static char s[ 16 ];
+    char        func_id = 0xFE;
+    int         err;
+    
+    err  = i2c.write( device_address, &func_id, sizeof( func_id ) );
+
+    if ( NULL != wait_transfer_completion )
+        (*wait_transfer_completion)();
+
+    err |= read_buffer( s, sizeof( s ) );
+    
+    if ( err )
+        s[ 0 ]  = 0;
+    
+    return s;
+}
+

--- a/SC18IS606.h	Wed Jul 28 01:26:27 2021 +0000
+++ b/SC18IS606.h	Wed Jul 28 20:20:15 2021 +0000
@@ -144,7 +144,7 @@
      *  @param slave_select_num SPI slave select number (0 ~ 2)
      *  @param send_data_ptr    Send_data_ptr
      *  @param length           Length of data array
-     *  @return                 dummy
+     *  @return                 I2C error state
      */
     int transfer( int slave_select_num, char *send_data_ptr, int length );
 
@@ -152,23 +152,29 @@
      *
      *  @param receive_data_ptr Receive_data_ptr
      *  @param length           Length of data array
-     *  @return                 dummy
+     *  @return                 I2C error state
      */
     int read_buffer( char *receive_data_ptr, int length );
 
     /** Set congiguration
      *
      *  @param data     Donfig data byte
-     *  @return         dummy
+     *  @return         I2C error state
      */
     int     config( FunctionID fid, char data );
 
     /** Clear interrupt
      *
-     *  @return         dummy
+     *  @return         I2C error state
      */
     int     clear_interrupt( void );
 
+    /** Read version
+     *
+     *  @return         version info in string
+     */
+    char* read_version( void );
+
 private:
 
     enum {